ENGCOM-3506: Reducing space when there is no message on the page #19295

Author: sidolov

app/code/Magento/Customer/view/frontend/templates/address/edit.phtml

@@ -104,7 +104,7 @@
             <div class="control">
                 <select id="region_id" name="region_id"
                         title="<?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('region') ?>"
-                        class="validate-select" <?= /* @noEscape */ !$block->getConfig('general/region/display_all') ? ' disabled="disabled"' : '' ?>>
+                        class="validate-select region_id" <?= /* @noEscape */ !$block->getConfig('general/region/display_all') ? ' disabled="disabled"' : '' ?>>
                     <option value=""><?= $block->escapeHtml(__('Please select a region, state or province.')) ?></option>
                 </select>
                 <input type="text"

app/code/Magento/Customer/view/frontend/templates/form/register.phtml

@@ -94,7 +94,7 @@
             <div class="field region required">
                 <label for="region_id" class="label"><span><?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('region') ?></span></label>
                 <div class="control">
-                    <select id="region_id" name="region_id" title="<?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('region') ?>" class="validate-select" style="display:none;">
+                    <select id="region_id" name="region_id" title="<?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('region') ?>" class="validate-select region_id" style="display:none;">
                         <option value=""><?= $block->escapeHtml(__('Please select a region, state or province.')) ?></option>
                     </select>
                     <input type="text" id="region" name="region" value="<?= $block->escapeHtml($block->getRegion()) ?>" title="<?= /* @noEscape */ $block->getAttributeData()->getFrontendLabel('region') ?>" class="input-text <?= $block->escapeHtmlAttr($this->helper('Magento\Customer\Helper\Address')->getAttributeValidationClass('region')) ?>" style="display:none;">

app/design/frontend/Magento/blank/Magento_Customer/web/css/source/_module.less

@@ -65,7 +65,7 @@
     }
 
     .form-address-edit {
-        #region_id {
+        .region_id {
             display: none;
         }
 
@@ -368,7 +368,7 @@
 
     .account {
         .page.messages {
-            margin-bottom: @indent__xl;
+            margin-bottom: @indent__base;
         }
 
         .toolbar {

app/design/frontend/Magento/luma/Magento_Customer/web/css/source/_module.less

@@ -70,7 +70,7 @@
     }
 
     .form-address-edit {
-        #region_id {
+        .region_id {
             display: none;
         }
 
@@ -551,7 +551,7 @@
 
     .account {
         .page.messages {
-            margin-bottom: @indent__xl;
+            margin-bottom: @indent__base;
         }
 
         .column.main {